diff --git a/_conf_schema.json b/_conf_schema.json
index 2b05a01..7254c12 100644
--- a/_conf_schema.json
+++ b/_conf_schema.json
@@ -117,6 +117,12 @@
         "default": "",
         "hint": "自定义服务所使用的模型名称，例如 gpt-4 、deepseek/deepseek-r1:free 或自定义模型标识，由于自定义情况复杂，无法给出有效的参数参考，需要根据实际情况例如日志报错判断。留空则使用 Astrbot 统一内置提供商。"
     },
+    "bot_qq_id": {
+        "type": "string", 
+        "description": "机器人QQ号",
+        "default": "",
+        "hint": "用于自动分析的机器人QQ号，填写后可启用自动分析功能"
+    },
     "pdf_output_dir": {
         "type": "string",
         "description": "PDF输出目录",
diff --git a/main.py b/main.py
index 493f749..207d619 100644
--- a/main.py
+++ b/main.py
@@ -18,6 +18,7 @@ from astrbot.core.star.filter.permission import PermissionType
 
 # 导入重构后的模块
 from .src.core.config import ConfigManager
+from .src.core.bot_manager import BotManager
 from .src.reports.generators import ReportGenerator
 from .src.scheduler.auto_scheduler import AutoScheduler
 from .src.utils.pdf_utils import PDFInstaller
@@ -26,6 +27,7 @@ from .src.utils.helpers import MessageAnalyzer
 
 # 全局变量
 config_manager = None
+bot_manager = None
 message_analyzer = None
 report_generator = None
 auto_scheduler = None
@@ -37,16 +39,19 @@ class QQGroupDailyAnalysis(Star):
         self.config = config
 
         # 初始化模块化组件
-        global config_manager, message_analyzer, report_generator, auto_scheduler
+        global config_manager, bot_manager, message_analyzer, report_generator, auto_scheduler
 
         config_manager = ConfigManager(config)
-        message_analyzer = MessageAnalyzer(context, config_manager)
+        bot_manager = BotManager(config_manager)
+        bot_manager.set_context(context)
+        message_analyzer = MessageAnalyzer(context, config_manager, bot_manager)
         report_generator = ReportGenerator(config_manager)
         auto_scheduler = AutoScheduler(
             config_manager,
             message_analyzer.message_handler,
             message_analyzer,
             report_generator,
+            bot_manager,
             self.html_render  # 传入html_render函数
         )
 
@@ -62,44 +67,22 @@ class QQGroupDailyAnalysis(Star):
             # 等待10秒让系统完全初始化
             await asyncio.sleep(10)
 
-            # 尝试获取bot实例
-            bot_instance = await self._get_bot_instance()
-            if bot_instance:
-                auto_scheduler.set_bot_instance(bot_instance)
-                logger.info("已为自动调度器设置bot实例")
-            else:
-                logger.info("暂时未获取到bot实例，定时任务仍会启动")
+            # 初始化bot管理器
+            if await bot_manager.initialize_from_config():
+                logger.info("Bot管理器初始化成功，启用自动分析功能")
 
-            # 启动调度器
-            await auto_scheduler.start_scheduler()
+                # 启动调度器
+                await auto_scheduler.start_scheduler()
+            else:
+                logger.warning("Bot管理器初始化失败，无法启用自动分析功能")
+                status = bot_manager.get_status_info()
+                logger.info(f"Bot管理器状态: {status}")
 
         except Exception as e:
             logger.error(f"延迟启动调度器失败: {e}")
 
-    async def _get_bot_instance(self):
-        """从Context获取bot实例"""
-        try:
-            # 简化的获取逻辑，尝试常见的几种方式
-            if hasattr(self.context, 'get_platforms') and callable(self.context.get_platforms):
-                platforms = self.context.get_platforms()
-                for platform in platforms:
-                    if hasattr(platform, 'bot') and platform.bot:
-                        logger.info(f"从平台获取到bot实例")
-                        return platform.bot
 
-            # 尝试从context的platforms属性获取
-            if hasattr(self.context, 'platforms') and self.context.platforms:
-                for platform in self.context.platforms:
-                    if hasattr(platform, 'bot') and platform.bot:
-                        logger.info(f"从平台列表获取到bot实例")
-                        return platform.bot
 
-            logger.info("暂时无法获取bot实例")
-            return None
-
-        except Exception as e:
-            logger.error(f"获取bot实例失败: {e}")
-            return None
 
     async def _reload_config_and_restart_scheduler(self):
         """重新加载配置并重启调度器"""
@@ -131,9 +114,8 @@ class QQGroupDailyAnalysis(Star):
             yield event.plain_result("❌ 请在群聊中使用此命令")
             return
 
-        # 设置bot实例
-        auto_scheduler.set_bot_instance(event.bot)
-        await message_analyzer.set_bot_instance(event.bot)
+        # 更新bot实例（用于手动命令）
+        bot_manager.update_from_event(event)
 
         # 检查群组权限
         enabled_groups = config_manager.get_enabled_groups()
@@ -151,7 +133,7 @@ class QQGroupDailyAnalysis(Star):
 
         try:
             # 获取群聊消息
-            messages = await message_analyzer.message_handler.fetch_group_messages(event.bot, group_id, analysis_days)
+            messages = await message_analyzer.message_handler.fetch_group_messages(bot_manager.get_bot_instance(), group_id, analysis_days)
             if not messages:
                 yield event.plain_result("❌ 未找到足够的群聊记录，请确保群内有足够的消息历史")
                 return
@@ -338,8 +320,8 @@ class QQGroupDailyAnalysis(Star):
 
             yield event.plain_result("🧪 开始测试自动分析功能...")
 
-            # 设置bot实例
-            auto_scheduler.set_bot_instance(event.bot)
+            # 更新bot实例（用于测试）
+            bot_manager.update_from_event(event)
 
             # 执行自动分析
             try:
diff --git a/src/core/bot_manager.py b/src/core/bot_manager.py
new file mode 100644
index 0000000..1445a2a
--- /dev/null
+++ b/src/core/bot_manager.py
@@ -0,0 +1,164 @@
+"""
+Bot实例管理模块
+统一管理bot实例的获取、设置和使用
+"""
+
+from typing import Optional, Dict, Any
+from astrbot.api import logger
+
+class BotManager:
+    """Bot实例管理器 - 统一管理所有bot相关操作"""
+    
+    def __init__(self, config_manager):
+        self.config_manager = config_manager
+        self._bot_instance = None
+        self._bot_qq_id = None
+        self._context = None
+        self._is_initialized = False
+    
+    def set_context(self, context):
+        """设置AstrBot上下文"""
+        self._context = context
+    
+    def set_bot_instance(self, bot_instance):
+        """设置bot实例"""
+        if bot_instance:
+            self._bot_instance = bot_instance
+            try:
+                logger.info(f"Bot实例已设置: {type(bot_instance).__name__}")
+            except ImportError:
+                print(f"Bot实例已设置: {type(bot_instance).__name__}")
+        else:
+            try:
+                logger.warning("尝试设置空的bot实例")
+            except ImportError:
+                print("尝试设置空的bot实例")
+    
+    def set_bot_qq_id(self, bot_qq_id: str):
+        """设置bot QQ号"""
+        if bot_qq_id:
+            self._bot_qq_id = str(bot_qq_id)
+            try:
+                logger.info(f"Bot QQ号已设置: {self._bot_qq_id}")
+            except ImportError:
+                print(f"Bot QQ号已设置: {self._bot_qq_id}")
+        else:
+            try:
+                logger.warning("尝试设置空的bot QQ号")
+            except ImportError:
+                print("尝试设置空的bot QQ号")
+    
+    def get_bot_instance(self):
+        """获取当前bot实例"""
+        return self._bot_instance
+    
+    def has_bot_instance(self) -> bool:
+        """检查是否有可用的bot实例"""
+        return self._bot_instance is not None
+    
+    def has_bot_qq_id(self) -> bool:
+        """检查是否有配置的bot QQ号"""
+        return self._bot_qq_id is not None
+    
+    def is_ready_for_auto_analysis(self) -> bool:
+        """检查是否准备好进行自动分析"""
+        return self.has_bot_instance() and self.has_bot_qq_id()
+    
+    def is_ready_for_manual_analysis(self) -> bool:
+        """检查是否准备好进行手动分析"""
+        return self.has_bot_instance()
+    
+    async def auto_discover_bot_instance(self) -> Optional[Any]:
+        """自动发现可用的bot实例"""
+        try:
+            if not self._context:
+                logger.warning("未设置AstrBot上下文，无法自动发现bot实例")
+                return None
+            
+            # 通过platform_manager获取平台实例
+            if hasattr(self._context, 'platform_manager') and hasattr(self._context.platform_manager, 'platform_insts'):
+                platforms = self._context.platform_manager.platform_insts
+                for platform in platforms:
+                    # 对于aiocqhttp适配器，bot实例在get_client()方法中
+                    if hasattr(platform, 'get_client'):
+                        bot_client = platform.get_client()
+                        if bot_client:
+                            logger.info(f"自动发现bot实例: {type(bot_client).__name__}")
+                            self.set_bot_instance(bot_client)
+                            return bot_client
+                    # 也检查是否直接有bot属性
+                    elif hasattr(platform, 'bot') and platform.bot:
+                        logger.info(f"自动发现bot实例: {type(platform.bot).__name__}")
+                        self.set_bot_instance(platform.bot)
+                        return platform.bot
+            
+            logger.warning("未找到可用的bot实例")
+            return None
+            
+        except Exception as e:
+            logger.error(f"自动发现bot实例失败: {e}")
+            return None
+    
+    async def initialize_from_config(self) -> bool:
+        """从配置初始化bot管理器"""
+        try:
+            # 获取配置的bot QQ号
+            bot_qq_id = self.config_manager.get_bot_qq_id()
+            if bot_qq_id:
+                self.set_bot_qq_id(bot_qq_id)
+            else:
+                logger.warning("配置中未找到bot QQ号")
+            
+            # 自动发现bot实例
+            await self.auto_discover_bot_instance()
+
+            self._is_initialized = True
+            
+            if self.is_ready_for_auto_analysis():
+                logger.info("Bot管理器初始化完成，可进行自动分析")
+                return True
+            elif self.has_bot_instance():
+                logger.info("Bot管理器初始化完成，可进行手动分析")
+                return True
+            else:
+                logger.warning("Bot管理器初始化完成，但功能受限")
+                return False
+                
+        except Exception as e:
+            logger.error(f"Bot管理器初始化失败: {e}")
+            return False
+    
+    def get_status_info(self) -> Dict[str, Any]:
+        """获取bot管理器状态信息"""
+        return {
+            "has_bot_instance": self.has_bot_instance(),
+            "has_bot_qq_id": self.has_bot_qq_id(),
+            "bot_qq_id": self._bot_qq_id,
+            "bot_instance_type": type(self._bot_instance).__name__ if self._bot_instance else None,
+            "ready_for_auto_analysis": self.is_ready_for_auto_analysis(),
+            "ready_for_manual_analysis": self.is_ready_for_manual_analysis(),
+            "is_initialized": self._is_initialized
+        }
+    
+    def update_from_event(self, event):
+        """从事件更新bot实例（用于手动命令）"""
+        if hasattr(event, 'bot') and event.bot:
+            self.set_bot_instance(event.bot)
+            return True
+        return False
+    
+    def validate_for_message_fetching(self, group_id: str) -> tuple[bool, str]:
+        """验证是否可以进行消息获取"""
+        if not self.has_bot_instance():
+            return False, f"群 {group_id}: 没有可用的bot实例"
+        
+        if not group_id:
+            return False, "无效的群组ID"
+        
+        return True, "验证通过"
+    
+    def should_filter_bot_message(self, sender_id: str) -> bool:
+        """判断是否应该过滤bot自己的消息"""
+        if not self._bot_qq_id:
+            return False
+        return str(sender_id) == self._bot_qq_id
diff --git a/src/core/config.py b/src/core/config.py
index 7bda27e..bb9b64a 100644
--- a/src/core/config.py
+++ b/src/core/config.py
@@ -97,6 +97,10 @@ class ConfigManager:
     def get_pdf_output_dir(self) -> str:
         """获取PDF输出目录"""
         return self.config.get("pdf_output_dir", "data/plugins/astrbot-qq-group-daily-analysis/reports")
+    
+    def get_bot_qq_id(self) -> str:
+        """获取bot QQ号"""
+        return str(self.config.get("bot_qq_id", ""))
 
     def get_pdf_filename_format(self) -> str:
         """获取PDF文件名格式"""
diff --git a/src/core/message_handler.py b/src/core/message_handler.py
index 0d51d82..8e61fb6 100644
--- a/src/core/message_handler.py
+++ b/src/core/message_handler.py
@@ -15,27 +15,40 @@ from ...src.visualization.activity_charts import ActivityVisualizer
 class MessageHandler:
     """消息处理器"""
 
-    def __init__(self, config_manager):
+    def __init__(self, config_manager, bot_manager=None):
         self.config_manager = config_manager
         self.activity_visualizer = ActivityVisualizer()
-        self.bot_qq_id = None
+        self.bot_manager = bot_manager
 
-    async def set_bot_qq_id(self, bot_instance):
-        """设置机器人QQ号"""
+    async def set_bot_qq_id(self, bot_qq_id: str):
+        """设置机器人QQ号（保持向后兼容）"""
         try:
-            if bot_instance and not self.bot_qq_id:
-                login_info = await bot_instance.api.call_action("get_login_info")
-                self.bot_qq_id = str(login_info.get("user_id", ""))
-                logger.info(f"获取到机器人QQ号: {self.bot_qq_id}")
+            if self.bot_manager:
+                self.bot_manager.set_bot_qq_id(bot_qq_id)
+            logger.info(f"设置机器人QQ号: {bot_qq_id}")
         except Exception as e:
-            logger.error(f"获取机器人QQ号失败: {e}")
+            logger.error(f"设置机器人QQ号失败: {e}")
+
+    def set_bot_manager(self, bot_manager):
+        """设置bot管理器"""
+        self.bot_manager = bot_manager
 
     async def fetch_group_messages(self, bot_instance, group_id: str, days: int) -> List[Dict]:
         """获取群聊消息记录"""
         try:
-            if not bot_instance or not group_id:
-                logger.error(f"群 {group_id} 无效的客户端或群组ID")
-                return []
+            # 验证参数
+            if self.bot_manager:
+                is_valid, error_msg = self.bot_manager.validate_for_message_fetching(group_id)
+                if not is_valid:
+                    logger.error(error_msg)
+                    return []
+            else:
+                if not group_id:
+                    logger.error(f"群 {group_id} 无效的群组ID")
+                    return []
+                if not bot_instance:
+                    logger.info(f"群 {group_id} 自动分析未获取到 bot 实例，跳过 Bot 消息获取")
+                    return []
 
             # 计算时间范围
             end_time = datetime.now()
@@ -90,7 +103,7 @@ class MessageHandler:
 
                             # 过滤掉机器人自己的消息
                             sender_id = str(msg.get("sender", {}).get("user_id", ""))
-                            if self.bot_qq_id and sender_id == self.bot_qq_id:
+                            if self.bot_manager and self.bot_manager.should_filter_bot_message(sender_id):
                                 continue
 
                             if msg_time >= start_time and msg_time <= end_time:
diff --git a/src/scheduler/auto_scheduler.py b/src/scheduler/auto_scheduler.py
index b8e52fb..c8fd2ee 100644
--- a/src/scheduler/auto_scheduler.py
+++ b/src/scheduler/auto_scheduler.py
@@ -12,21 +12,23 @@ from astrbot.api import logger
 class AutoScheduler:
     """自动调度器"""
 
-    def __init__(self, config_manager, message_handler, analyzer, report_generator, html_render_func=None):
+    def __init__(self, config_manager, message_handler, analyzer, report_generator, bot_manager, html_render_func=None):
         self.config_manager = config_manager
         self.message_handler = message_handler
         self.analyzer = analyzer
         self.report_generator = report_generator
+        self.bot_manager = bot_manager
         self.html_render_func = html_render_func
         self.scheduler_task = None
-        self.bot_instance = None
         self.last_execution_date = None  # 记录上次执行日期，防止重复执行
 
     def set_bot_instance(self, bot_instance):
-        """设置bot实例"""
-        self.bot_instance = bot_instance
-        # 同时设置消息处理器的bot实例
-        asyncio.create_task(self.message_handler.set_bot_qq_id(bot_instance))
+        """设置bot实例（保持向后兼容）"""
+        self.bot_manager.set_bot_instance(bot_instance)
+
+    def set_bot_qq_id(self, bot_qq_id: str):
+        """设置bot QQ号（保持向后兼容）"""
+        self.bot_manager.set_bot_qq_id(bot_qq_id)
 
     async def start_scheduler(self):
         """启动定时任务调度器"""
@@ -116,15 +118,20 @@ class AutoScheduler:
     async def _perform_auto_analysis_for_group(self, group_id: str):
         """为指定群执行自动分析"""
         try:
-            if not self.bot_instance:
-                logger.warning(f"群 {group_id} 自动分析跳过：未获取到bot实例")
+            # 检查bot管理器状态
+            if not self.bot_manager.is_ready_for_auto_analysis():
+                status = self.bot_manager.get_status_info()
+                logger.warning(f"群 {group_id} 自动分析跳过：bot管理器未就绪 - {status}")
                 return
 
             logger.info(f"开始为群 {group_id} 执行自动分析")
 
             # 获取群聊消息
             analysis_days = self.config_manager.get_analysis_days()
-            messages = await self.message_handler.fetch_group_messages(self.bot_instance, group_id, analysis_days)
+            bot_instance = self.bot_manager.get_bot_instance()
+
+            messages = await self.message_handler.fetch_group_messages(bot_instance, group_id, analysis_days)
+                
             if not messages:
                 logger.warning(f"群 {group_id} 未获取到足够的消息记录")
                 return
diff --git a/src/utils/helpers.py b/src/utils/helpers.py
index 4901a55..eba4272 100644
--- a/src/utils/helpers.py
+++ b/src/utils/helpers.py
@@ -13,16 +13,20 @@ from ...src.analysis.statistics import UserAnalyzer
 class MessageAnalyzer:
     """消息分析器 - 整合所有分析功能"""
 
-    def __init__(self, context, config_manager):
+    def __init__(self, context, config_manager, bot_manager=None):
         self.context = context
         self.config_manager = config_manager
-        self.message_handler = MessageHandler(config_manager)
+        self.bot_manager = bot_manager
+        self.message_handler = MessageHandler(config_manager, bot_manager)
         self.llm_analyzer = LLMAnalyzer(context, config_manager)
         self.user_analyzer = UserAnalyzer(config_manager)
 
     async def set_bot_instance(self, bot_instance):
-        """设置bot实例"""
-        await self.message_handler.set_bot_qq_id(bot_instance)
+        """设置bot实例（保持向后兼容）"""
+        if self.bot_manager:
+            self.bot_manager.set_bot_instance(bot_instance)
+        else:
+            await self.message_handler.set_bot_qq_id(bot_instance)
 
     async def analyze_messages(self, messages: List[Dict], group_id: str) -> Dict:
         """完整的消息分析流程"""